<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <title>用户注册</title>
</head>
<body>
  <h1>用户注册</h1>
  <form action="register" method="post">
    用户名：<input type="text" name="username"><br>
    密码：<input type="password" name="password"><br>
    邮箱：<input type="email" name="email"><br>
    <input type="submit" value="注册">
  </form>
</body>
</html>